Hi, I'm Ajay Kharat

Java Backend Developer | DevOps & Cloud Enthusiast | System Design Explorer

About Me

Passionate and results-driven Software Engineer with over 3.5 years of experience building scalable, secure, and high-performing backend systems in banking and pharmaceutical domains. Proficient in developing and maintaining Java Spring Boot microservices using MVC and event-driven architectures, with hands-on experience in DevOps, Cloud, and Data technologies.

Currently contributing to ING Bank, Belgium through Cognizant, where I design, develop, deploy, and maintain core integration microservices in the Cards & Daily Banking area. I've delivered 16+ RESTful microservices and enhanced 37+ existing services, driving significant improvements in performance and reliability across core banking systems.

3.5+

Years Experience

86+

Microservices

400+

DSA Problems

My Skills

Java

Spring Boot

SQL/NoSQL

DevOps

Cloud

System Design

Kafka

Angular

J2EE

DSA

JavaScript

HTML & CSS

Work Experience

Software Engineer

Cognizant | ING Bank

Apr 2023 - Present

  • Developed scalable caching mechanism using Cassandra and Kafka-based ETL APIs
  • Delivered 16+ microservices and enhanced 37+ existing services
  • Engineered and maintained 86+ Java-based integration services in Azure Cloud
  • Led and mentored a team of 5 junior developers

Junior Software Engineer

Cognizant | Merck KGaA

Jun 2022 - Apr 2023

  • Developed rule-driven engine using Spring Batch and Spring Mail
  • Implemented role-based access control via Spring Security
  • Built robust batch pipeline for data ingestion and validation

Software Engineer Intern

LTIMindtree

Jan 2022 - Jun 2022

  • Built a full-stack Pharmacy Supply Management System using Spring Boot and Angular, automating MR scheduling, demand recording, and medicine distribution—evaluated and approved by senior managers
  • Designed secure microservices architecture with JWT-based authentication and RESTful APIs, enabling real-time scheduling and stock-based pharmacy supply, demonstrating practical application of backend and frontend integration

Featured Projects

Movie Ticket Booking System

A robust movie ticket booking system built using Java, Spring Boot, PostgreSQL, and JPA, simulating real-world behavior with accurate concurrency and transaction handling.

  • Implemented soft seat blocking with automatic expiry
  • 100% ACID compliance through transactional logic
  • Concurrent booking with race-condition prevention

Expense Sharing & Settlement System

An intelligent backend system for managing shared expenses and minimizing settlements, built with Java, Spring Boot, and Design Patterns.

  • Command and Strategy Patterns implementation
  • 60-80% reduction in settlement transactions
  • Dynamic group creation and balance tracking

Recipe Search Application

A dynamic food recipe search platform that enables users to discover, favorite, and manage meal plans by fetching real-time data from the Forkify API.

  • Real-time search and pagination
  • Favorite recipes and shopping list management
  • Dynamic serving size adjustment

Budget Counter

A lightweight web application to help users calculate and track their monthly budgets based on income and expenses.

  • Interactive and responsive UI
  • Real-time updates and validation
  • Categorized expense management

Roll Dice Game

A browser-based interactive two-player dice game with custom logic and dynamic gameplay.

  • Two-player gameplay
  • Real-time scoring system
  • Custom game rules and mechanics

OwnZone

A full-stack web application combining E-Commerce platform with an inbuilt Blog system, developed using Django.

  • User authentication and checkout system
  • Paytm payment gateway integration
  • Blog with social interactions

FoodZone

A static and fully responsive landing page for a fictional food delivery company.

  • Responsive design
  • CSS animations
  • Modern UI/UX

TechnoWorld

A fully functional dynamic blog platform developed using Django, showcasing clean UI design and content management features.

  • Rich text editor integration
  • Comment and reply system
  • Social sharing plugins

Get In Touch

ajaykharat.er@gmail.com

+91 7249075805

Pune, Maharashtra, India